Year	Number of Firms
1992-01-01	19
1997-01-01	29
2002-01-01	44
2003-01-01	47
2004-01-01	44
2005-01-01	46
2006-01-01	67
2007-01-01	66
2008-01-01	57
2009-01-01	56
2010-01-01	71
2011-01-01	89
2012-01-01	79
2013-01-01	94
2014-01-01	94
2015-01-01	109
2016-01-01	121